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Patent Searching and Data


Title:
HEAT STORAGE-TYPE EXHAUST GAS PURIFICATION DEVICE
Document Type and Number:
WIPO Patent Application WO/2014/155889
Kind Code:
A1
Abstract:
This heat storage-type exhaust gas purification device is provided with: a combustion chamber which burns and decomposes components contained in exhaust gas; heat storage chambers which each have one end connecting to the combustion chamber and which are respectively provided with heat storage bodies; supply openings which are provided at the other ends of the heat storage chambers, have opening/closing valves, and supply exhaust gas to the heat storage chambers; discharge openings which are provided at the other ends of the heat storage chambers, have opening/closing valves, and discharge treated exhaust gas; a gas discharge duct which is connected to the discharge openings and which discharges the treated exhaust gas to the outside; and bypass passages which connect the combustion chamber and the gas discharge duct, the bypass passages being connected to the combustion chamber at positions above the heat storage chambers and respectively having opening/closing valves; and a control unit which, when the temperature of the heat storage chambers is higher than or equal to a predetermined temperature, opens one or more of the opening/closing valves in the bypass passages so as to discharge a part of exhaust gas within the combustion chamber to the bypass passages.

Inventors:
NAKAYAMA Katsuya (Kota-Jigyosho, 1, Aza-Nishinagane, Oaza-Sakazaki, Kota-cho, Nukata-gu, Aichi 04, 〒4440104, JP)
HATA Atsushi (Toyokawa-Seisakusho, 1, Honohara 3-chome, Toyokawa-sh, Aichi 05, 〒4428505, JP)
FUJITA Shigeki (Ltd. Nishiharu-Jigyosho 51, Shinmei, Ubukuji, Kitanagoya-sh, Aichi 78, 〒4818678, JP)
CHENG Yi (Kota-Jigyosho, 1, Aza-Nishinagane, Oaza-Sakazaki, Kota-cho, Nukata-gu, Aichi 04, 〒4440104, JP)
OZAKI Teruhiko (Kota-Jigyosho, 1, Aza-Nishinagane, Oaza-Sakazaki, Kota-cho, Nukata-gu, Aichi 04, 〒4440104, JP)
Application Number:
JP2013/084935
Publication Date:
October 02, 2014
Filing Date:
December 26, 2013
Export Citation:
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Assignee:
SINTOKOGIO, LTD. (11-11, Nishiki 1-chome Naka-ku, Nagoya-sh, Aichi 03, 〒4600003, JP)
International Classes:
F23G7/06; F23C9/00; F23L15/00; F23M9/06
Foreign References:
JP2003240223A2003-08-27
JP2007205609A2007-08-16
JP2003287215A2003-10-10
JP2007247922A2007-09-27
JP3112831U2005-08-25
JP2004077017A2004-03-11
Other References:
See also references of EP 2865943A4
Attorney, Agent or Firm:
TSUJII Koichi et al. (NAKAMURA & PARTNERS, Shin-Tokyo Bldg. 3-1, Marunouchi 3-chome, Chiyoda-k, Tokyo 55, 〒1008355, JP)
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